Home / 30,017.27-45,024.27-15,225.80

Finding the Fourth Proportional to 30,017.27, 45,024.27 and 15,225.80

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Solution

The fourth proportional to 30,017.27, 45,024.27 and 15,225.80 is: 22,837.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.27 : 45,024.27 = 15,225.80 : x
  2. Step 2: Convert to fraction form
    30,017.27/45,024.27 = 15,225.80/x
  3. Step 3: Cross multiply
    30,017.27x = 45,024.27 × 15,225.80
  4. Step 4: Simplify right side
    30,017.27x = 685,530,305.04
  5. Step 5: Solve for x
    x = 685,530,305.04/30,017.27
  6. Step 6: Final answer
    x = 22,837.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.